staging: vt6655: Fix style violation for line ending in '('

Replace line ending with '(' with function parameters to resolve
style issue found by checkpath.

Signed-off-by: Rinkle Jain <rinklejain96@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>